古今如梦,何曾梦觉,但有旧欢新怨。异时对、黄楼夜景,为余浩叹。远梦归侵晓,家书到隔年。Current wisdom says that (当前流行的看法认为)if you want a successful product, you need first to perform detailed market analysis, making sure that there are plenty of people who need the new product and that your entry into the market will be able to gain a significant share of that market. |